Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. NATASHA THIVYA THIAGALINGAM DO
NPI 1043886476
Pediatrics in Concord, MA

Q: What is Natasha Thiagalingam's NPI number?

The NPI number for Natasha Thiagalingam is 1043886476. It was assigned to this individual provider in the NPPES registry on May 27, 2021.

Q: What is Natasha Thiagalingam's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Active since May 27, 2021PECOS Enrolled

330 BAKER AVE, CONCORD, MA 01742(978) 287-9400(978) 287-9408 Get Directions Write a Review

NPPES record last updated: August 7, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 7, 2026, Jun 24, 2025, Jun 30, 2024 and 1 more (4 updates tracked since 2021).

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About Dr. Natasha Thivya Thiagalingam Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NATASHA THIVYA THIAGALINGAM DO (NPI 1043886476) is an individual pediatrics provider in Concord, Massachusetts, licensed in Massachusetts (1019398) and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043886476

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameDR. NATASHA THIVYA THIAGALINGAMCredential: DO

Location Address330 BAKER AVEConcord, MA 01742-2129

Mailing Address330 Baker AveConcord, MA 01742-2129 · (978) 287-9400 · Fax (978) 287-9408

Phone(978) 287-9400

Fax(978) 287-9408

Sole ProprietorNo

Enumeration DateMay 27, 2021

Last NPPES UpdateAugust 7, 20264 updates tracked since enumeration

NPPES CertifiedAugust 7, 2026

✔ NPI 1043886476 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in MA · 1019398

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

330 BAKER AVE, Concord, MA 01742

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Natasha Thivya Thiagalingam Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01742 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

Established Patient

$111.18 typical visit price

range $21.07 – $155.29

Typical copayment $27.79 (range $5.26 – $38.82)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AARON L. FRENZ M.D.

Psychiatry & Neurology (Psychiatry)